This filing is for the
purpose of submitting exhibits containing interactive data format risk/return summary information that mirrors the risk/return summary information in the Prospectus dated November 1, 2012 as amended February 8, 2013 for the Highland
Floating Rate Opportunities Fund, Highland Long/Short Equity Fund and Highland Long/Short Healthcare Fund, each a series of the Trust, as filed electronically via EDGAR with the Securities and Exchange Commission on February 8, 2013 (Accession
No. 0001193125-13-046761).

If you have any questions concerning this filing, you may contact me at (617) 662-3969.